New MatchBook program offers Kindle editions of print books that Amazon customers purchased as early as the online store's first days. For now, the list is limited and could cost up to $2.99 per title.

The creator of Mad magazine's Fold-In tells Crave how he came up with the idea in the '60s and why it's still relevant. Plus, he dishes on the true origin of Snappy Answers to Stupid Questions. Hint: It involves an antenna and a small boy.